.bk-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:24px;gap:24px}.bk-card{display:grid;grid-template-columns:minmax(150px,38%) 1fr;border:1px solid var(--border);background:#fff;border-radius:16px;overflow:hidden;transition:transform .18s,box-shadow .18s}.bk-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px #19334b14}.bk-cover{position:relative;background:linear-gradient(160deg,#e7f5f2,#f3f6f8);padding:18px;display:grid;place-items:center}.bk-cover img{width:100%;height:auto;display:block;border-radius:4px;box-shadow:0 2px 4px #143a501a,0 10px 24px #143a5024;background:#fff}.bk-badge{position:absolute;top:12px;inset-inline-start:12px;display:inline-flex;align-items:center;gap:5px;background:var(--navy);color:#fff;font-size:.74rem;font-weight:700;padding:3px 10px;border-radius:999px}.bk-body{display:flex;flex-direction:column;gap:10px;padding:22px 22px 20px}.bk-model{color:var(--teal);font-size:.84rem;font-weight:700}.bk-body h3{font-size:1.18rem;line-height:1.5;color:var(--navy)}.bk-body p{font-size:.93rem;line-height:1.75}.bk-chapters{list-style:none;margin:2px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}.bk-chapters li{display:inline-flex;align-items:center;gap:6px;font-size:.82rem;background:var(--muted);border-radius:999px;padding:3px 10px 3px 6px;color:var(--foreground)}.bk-chapters li span{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:#fff;color:var(--teal);font-weight:800;font-size:.75rem}.bk-meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.82rem;color:var(--muted-foreground);margin-top:2px}.bk-meta span:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold);-webkit-margin-end:7px;margin-inline-end:7px;vertical-align:middle}.bk-open{margin-top:auto;align-self:flex-start;display:inline-flex;align-items:center;gap:8px;background:var(--navy);color:#fff;font-weight:700;font-size:.95rem;padding:9px 18px;border-radius:10px}.bk-card:hover .bk-open{background:var(--teal)}.bk-howto{margin:0;padding:0;list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:16px;gap:16px}.bk-howto li{counter-increment:s;border:1px solid var(--border);border-radius:13px;padding:16px 18px;font-size:.93rem;line-height:1.75;color:var(--muted-foreground);background:#fff}.bk-howto li:before{content:counter(s);display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#e7f5f2;color:var(--teal);font-weight:800;margin-bottom:8px}.bk-howto b{color:var(--foreground)}.vd-mini-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:20px;gap:20px}.vd-mini{display:grid;grid-template-columns:minmax(160px,44%) 1fr;grid-gap:18px;gap:18px;align-items:center;border:1px solid var(--border);border-radius:14px;padding:12px;background:#fff}.vd-mini h3{font-size:1.05rem;line-height:1.5}.vd-mini h3 a:hover{color:var(--teal)}.vd-mini p{font-size:.88rem;line-height:1.7;margin-top:4px}.vd-mini .text-link{font-size:.84rem;min-height:36px}.vd-mini-thumb{position:relative;display:block;border-radius:10px;overflow:hidden;aspect-ratio:16/9;background:var(--muted)}.vd-mini-thumb img{width:100%;height:100%;object-fit:cover;display:block}.vd-play{position:absolute;inset:0;display:grid;place-items:center;color:#fff;background:linear-gradient(0deg,#143a5059,#143a5014)}.vd-play svg{filter:drop-shadow(0 2px 6px #0006)}.vd-dur{position:absolute;bottom:7px;inset-inline-end:7px;background:#000000b3;color:#fff;font-size:.72rem;font-weight:700;padding:1px 7px;border-radius:6px;direction:ltr}.vd-list{display:flex;flex-direction:column;gap:30px}.vd-item{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);grid-gap:28px;gap:28px;align-items:start;scroll-margin-top:110px}.vd-player{border-radius:14px;overflow:hidden;background:#0d1f2b;box-shadow:0 10px 30px #19334b1f;aspect-ratio:16/9}.vd-player video{display:block;width:100%;height:100%;background:#0d1f2b}.vd-info{display:flex;flex-direction:column;gap:10px}.vd-info h2{font-size:1.45rem;color:var(--navy)}.vd-sub{color:var(--teal);font-weight:700;font-size:.98rem}.vd-info p{font-size:.95rem;line-height:1.8}.vd-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.86rem;color:var(--muted-foreground)}.vd-meta span{display:inline-flex;align-items:center;gap:6px}.vd-booklet{display:grid;grid-template-columns:1fr auto;align-items:center;grid-gap:2px 10px;gap:2px 10px;border:1px solid #cfe9e2;background:#f2faf8;border-radius:12px;padding:12px 16px;margin-top:4px}.vd-booklet span{grid-column:1;font-size:.8rem;color:var(--teal);font-weight:700}.vd-booklet b{grid-column:1;font-size:.95rem;color:var(--navy)}.vd-booklet svg{grid-column:2;grid-row:1/span 2;color:var(--teal)}.vd-booklet:hover{border-color:var(--teal)}.vd-transcript{border:1px solid var(--border);border-radius:12px;padding:4px 16px;background:#fff}.vd-transcript summary{cursor:pointer;font-weight:700;padding:8px 0;color:var(--navy)}.vd-transcript p{font-size:.9rem;line-height:1.85;margin:0 0 10px}@media (max-width:1380px){.header-note{display:none}}@media (min-width:801px) and (max-width:1240px){.nav{gap:14px;font-size:.94rem}}@media (min-width:801px) and (max-width:1060px){.brand-subtitle{display:none}.nav{gap:11px;font-size:.88rem}}@media (max-width:1000px){.bk-grid,.vd-mini-list{grid-template-columns:1fr}.bk-howto{grid-template-columns:repeat(2,minmax(0,1fr))}.vd-item{grid-template-columns:1fr}}@media (max-width:560px){.bk-card{grid-template-columns:1fr}.bk-cover{padding:16px 22% 12px}.bk-howto,.vd-mini{grid-template-columns:1fr}}.featured.featured-alt{background:var(--teal)}.featured.featured-alt p{color:#e6f6f1}.featured.featured-alt .eyebrow{color:#ffe2a6}.footer-links{flex-wrap:wrap;row-gap:6px}@media (max-width:560px){.footer-links{column-gap:18px}}